Diff: main.cpp

Revision:

4:325954591d0f

Parent:

3:80837b470692

Child:

5:e45681989201

--- a/main.cpp	Tue May 08 12:52:09 2018 +0000
+++ b/main.cpp	Tue May 15 11:22:14 2018 +0000
@@ -1,6 +1,7 @@
 
 #include "mbed.h"
 #include "MFRC522.h"
+#include "rtos.h"
 
 //KL25Z Pins for MFRC522 SPI interface
 #define SPI_MOSI    p5
@@ -36,6 +37,8 @@
 
 AnalogIn a0(p20);
 
+float sensorValue = 0;
+
 int sevenSeg;
 
 void light7Seg(int nr, int output) {
@@ -245,8 +248,27 @@
     }
 }
 
+void samplePotentio() {
+    while (true) {
+        float samples[20];
+        float sum = 0;
+        for(int i = 0; i < 20; i++) {
+            samples[i] = a0.read();
+            wait_ms(10);
+        }
+        for (int i = 0; i < 9; i++) {
+            sum = sum + samples[i];
+        }
+        sensorValue = sum / 20;
+    }
+}
+
 int main(void) {
   pc.printf("Start");
+  
+  Thread thread_display;
+  thread_display.start(samplePotentio);
+  
   // Set debug UART speed
   //pc.baud(115200);
 
@@ -261,7 +283,7 @@
   while (true) {
     led = 0;    
     
-    displayNumber7Seg(a0.read());
+    displayNumber7Seg(sensorValue);
 
     //printf("%0.4f \n\r", a0.read());
     // Look for new cards